674590 (2015 RH2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2665889003 ± 1.39e-08
Semi-major axis (a)1.2178967200 AU ± 5.62e-09
Inclination (i)5.35561610° ± 2.50e-06
Long. of Asc. Node (Ω)332.37372937° ± 1.10e-05
Arg. of Perihelion (ω)115.38531344° ± 1.13e-05
Mean Anomaly (M)143.37293860° ± 5.71e-06
Mean Motion (n)0.7333251587°/day ± 5.08e-09
Perihelion dist (q)0.89321897 AU ± 1.74e-08
Aphelion dist (Q)1.54257447 AU ± 1.84e-08
Orbital Period1.34405082 yr ± 9.31e-09
NGA Modelr2
A2-1.78044172e-13 ± 2.20e-14 AU/d²
Physical Parameters
H (abs. magnitude)22.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.251″
Uncertainty0
Orbit TypeApollo
MOID0.011157 AU
Observations Used405
Radar Obs Used1
Oppositions1
Arc Total2015-2024
First Observation Used2015-08-21
Last Observation Used2024-04-01
Observations (412)
Date Type RA Dec Mag Band Observatory
2024-03-14 06:00:32 C 07 50 19.979 +10 20 26.84 V 703
2024-03-14 06:03:32 C 07 50 20.670 +10 20 23.28 V 703
2024-03-14 06:06:31 C 07 50 21.419 +10 20 17.59 V 703
2024-03-20 04:19:34 C 08 23 35.67 +06 58 06.3 V 691
2024-03-20 04:33:58 C 08 23 38.42 +06 57 48.7 V 691
2024-03-20 04:48:22 C 08 23 41.18 +06 57 30.8 V 691
2024-03-30 05:56:21 C 09 04 43.69 +02 58 55.7 V 691
2024-03-30 06:07:56 C 09 04 45.22 +02 58 46.8 V 691
2024-04-01 05:58:14 C 09 11 28.255 +02 22 44.70 X F52
2024-04-01 06:16:22 C 09 11 30.553 +02 22 31.60 X F52
2024-04-01 06:34:32 C 09 11 32.864 +02 22 18.10 X F52
2024-04-01 06:52:45 C 09 11 35.137 +02 22 05.32 X F52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-11-25 15:40:00 -46736.6471 0.1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)